Elizabeth Stilinski is Stiles sister who's only 15 years old, It's her freshmen year and she meets Liam who's she's been in love with since he came. They start secretly dating since Stiles doesn't like Liam. When Elizabeth finds out shocking news about her mother and herself it interferes with her staying. What will happen when Elizabeth leaves to figures what she is. And will Stiles find out that his baby sister isn't a baby any more?